[PING] Re: [PATCH] Fix dwarf2 unwinding through futex functions

Andi Kleen andi@firstfloor.org
Thu Sep 26 02:42:00 GMT 2013


Andi Kleen <andi@firstfloor.org> writes:

> From: Andi Kleen <ak@linux.intel.com>
>
> When profiling programs with lock problems with perf record -g dwarf, libunwind
> can currently not backtrace through the futex and unlock functions in pthread.
> This is because they use out of line sections, and those are not correctly
> described in dwarf2 (I believe needs dwarf3 or 4).

Ping! Could someone please review/approve this fix.

Thanks,
-Andi

-- 
ak@linux.intel.com -- Speaking for myself only



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